XML 151 R139.htm IDEA: XBRL DOCUMENT
v3.23.1

Reconciliation of Revenues from Cemetery and mortuary contracts to Business Segment Information (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Revenue from Contract with Customer [Abstract] |  |
Pre-need merchandise and services | $ 3,780,173 | $ 3,688,579
At-need specialty merchandise | 35,371 | 29,688
Pre-need land sales |  |
Deferred policy and pre-need contract acquisition costs | $ 3,815,544 | $ 3,718,267

X
- Definition At-need specialty merchandise. + References No definition available. + Details
Name: | SNFCA_AtneedSpecialtyMerchandises
Namespace Prefix: | SNFCA_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Deferred policy and pre-need contract acquisition costs. + References No definition available. + Details
Name: | SNFCA_DeferredPlicyAndPreneedContractAcquisitionCosts
Namespace Prefix: | SNFCA_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Pre-need land sales. + References No definition available. + Details
Name: | SNFCA_PreneedLandSale
Namespace Prefix: | SNFCA_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Pre-need merchandise and services. + References No definition available. + Details
Name: | SNFCA_PreneedMerchandiseAndService
Namespace Prefix: | SNFCA_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RevenueFromContractWithCustomerAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration